所有EJB（本地或者远程）的单一、统一的编程模型和抽象XML描述是EJB 2.0规范的核心。
The single, unified programming model and abstract XML description of all EJBs (local or remote) is at the heart of the EJB 2.0 specification.
取决于项目的复杂性，可以在两个不同层次的抽象和粒度上指定规范化数据模型。
Depending on the complexity of the project, a canonical data model may be specified at two different levels of abstraction and granularity.
概念数据模型是从最高层抽象看到的规范化数据模型。
A conceptual data model is a canonical data model viewed at the highest level of abstraction.
Ganesh指出所谓规范的数据模型通常层次较高且对于实践应用来说过于抽象。
Ganesh points out that "the" canonical data model is typically too high-level and abstract for the practical use.
通过过程抽象、模型定义、函数规范实现、简化检索与合成手续和范围，使可操作性大大提高。
The procedure and range of component retrieval and composition is simplified through process abstraction, model definition and function normal realization, while the operability is greatly increased.
通过过程抽象、模型定义、函数规范实现、简化检索与合成手续和范围，使可操作性大大提高。
The procedure and range of component retrieval and composition is simplified through process abstraction, model definition and function no…
因而有必要定义心电IHE集成模型来抽象相关系统的集成，规范各厂商的系统开发和集成。
So it is necessary to define ECG IHE integration profile to abstract system integrations related to ECG and provide criterions for system development and integration of vendors.
因而有必要定义心电IHE集成模型来抽象相关系统的集成，规范各厂商的系统开发和集成。
So it is necessary to define ECG IHE integration profile to abstract system integrations related to ECG and provide criterions for system development and integration of vendors.
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